rollback to 3428, before the mysterious removal of libs/* at 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 151 insertions, 0 deletions

diff --git a/libs/ardour/ardour/track.h b/libs/ardour/ardour/track.h
new file mode 100644
index 0000000000..4d5545c0dc
--- /dev/null
+++ b/libs/ardour/ardour/track.h
@@ -0,0 +1,151 @@
+/*
+    Copyright (C) 2006 Paul Davis 
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __ardour_track_h__
+#define __ardour_track_h__
+
+#include <boost/shared_ptr.hpp>
+
+#include <ardour/route.h>
+
+namespace ARDOUR {
+
+class Session;
+class Diskstream;
+class Playlist;
+class RouteGroup;
+
+class Track : public Route
+{
+  public:
+	Track (Session&, string name, Route::Flag f = Route::Flag (0), TrackMode m = Normal, DataType default_type = DataType::AUDIO);
+
+	virtual ~Track ();
+	
+	bool set_name (const std::string& str);
+
+	TrackMode mode () const { return _mode; }
+	virtual int set_mode (TrackMode m) { return false; }
+	virtual bool can_use_mode (TrackMode m, bool& bounce_required) { return false; }
+	sigc::signal<void> TrackModeChanged;
+
+	virtual int roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, 
+		nframes_t offset, int declick, bool can_record, bool rec_monitors_input) = 0;
+	
+	virtual int no_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, 
+		nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input) = 0;
+	
+	virtual int silent_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, 
+		nframes_t offset, bool can_record, bool rec_monitors_input) = 0;
+
+	void toggle_monitor_input ();
+
+	bool can_record();
+
+	boost::shared_ptr<Diskstream> diskstream() const { return _diskstream; }
+
+	virtual int use_diskstream (string name) = 0;
+	virtual int use_diskstream (const PBD::ID& id) = 0;
+
+	nframes_t update_total_latency();
+	void           set_latency_delay (nframes_t);
+
+	enum FreezeState {
+		NoFreeze,
+		Frozen,
+		UnFrozen
+	};
+
+	FreezeState freeze_state() const;
+ 
+	virtual void freeze (InterThreadInfo&) = 0;
+	virtual void unfreeze () = 0;
+
+	virtual void bounce (InterThreadInfo&) = 0;
+	virtual void bounce_range (nframes_t start, nframes_t end, InterThreadInfo&) = 0;
+
+	XMLNode&    get_state();
+	XMLNode&    get_template();
+	virtual int set_state(const XMLNode& node) = 0;
+
+	boost::shared_ptr<PBD::Controllable> rec_enable_control() { return _rec_enable_control; }
+
+	bool record_enabled() const;
+	void set_record_enable (bool yn, void *src);
+	
+	void set_meter_point (MeterPoint, void* src);
+	
+	sigc::signal<void> DiskstreamChanged;
+	sigc::signal<void> FreezeChange;
+
+  protected:
+	Track (Session& sess, const XMLNode& node, DataType default_type = DataType::AUDIO);
+
+	virtual XMLNode& state (bool full) = 0;
+
+	boost::shared_ptr<Diskstream> _diskstream;
+	MeterPoint  _saved_meter_point;
+	TrackMode   _mode;
+
+	//private: (FIXME)
+	struct FreezeRecordProcessorInfo {
+	    FreezeRecordProcessorInfo(XMLNode& st, boost::shared_ptr<Processor> proc) 
+		    : state (st), processor (proc) {}
+
+	    XMLNode                      state;
+	    boost::shared_ptr<Processor> processor;
+	    PBD::ID                      id;
+	    UndoAction                   memento;
+	};
+
+	struct FreezeRecord {
+	    FreezeRecord()
+		: have_mementos(false)
+	    {}
+
+	    ~FreezeRecord();
+
+	    boost::shared_ptr<Playlist>        playlist;
+	    vector<FreezeRecordProcessorInfo*> processor_info;
+	    bool                               have_mementos;
+	    FreezeState                        state;
+	};
+
+	struct RecEnableControllable : public PBD::Controllable {
+	    RecEnableControllable (Track&);
+	    
+	    void set_value (float);
+	    float get_value (void) const;
+
+	    Track& track;
+	};
+
+	virtual void set_state_part_two () = 0;
+
+	FreezeRecord          _freeze_record;
+	XMLNode*              pending_state;
+	sigc::connection      recenable_connection;
+	sigc::connection      ic_connection;
+	bool                  _destructive;
+	
+	boost::shared_ptr<RecEnableControllable> _rec_enable_control;
+};
+
+}; /* namespace ARDOUR*/
+
+#endif /* __ardour_track_h__ */